Toro Groundsmaster 228–D - Electrical Schematic

40
Electrical Schematic
KEY TO WIRE COLORS BR = BROWN BU = BLUE R = RED BK = BLACK R = RED Y = YELLOW W = WHITE T = TAN
GN = GREEN GY = GRAY OR = ORANGE PK = PINK VIO = VIOLET
R
BATTERY
GROUNDGROUND
ENGINE
FRAME
(+) (–)
TIE POINT
B+
ON STARTER
POSITIVE BATTERY CABLE
BB
NEGATIVE BATTERY CABLE
B
L
ALTERNATOR
R
R PK W
ALL MAIN HARNESS GROUND POINTS
MARKED AS BLACK WIRE ARE
CONNECTED TOGETHER AND TO
THE ENGINE GROUND
+ 12V
4 5 6
1 2 3
KUBOTA GLOW PLUG CONTROLER
LAMP
START
VIO OR PK
PK
VIOPK
P22–D P22–H
PK VIO
TO OVERTEMP SHUT DOWN RELAY
CONTROL PANEL HARNESS
GN
P22–A
SEAT DELAY RELAY
SEAT DELAY
CAPACITOR
30 85
87 86 87a
(OFF)
OR
OR
PK
BK
GN
HIGHTEMP OVERRIDE
(OFF)
(MOMENTARY)
N.C.
GND
GLOW
THERMO
BN BK
P22–B
BN
1 4 3
2 5
6
–7+8
PK GN
BN
ENGINE OVER TEMP.
ENGINE
(TEMPERATURE OK)
OR
30
8586 87
GLOW RELAY
GLOW PLUGS (3)
R
A
F 1
15 A
BI
OR
F 4
RUN
OFF
Y VIO
START
S
7.5 A
Y
X
Y
R
PK
F 2
GY
R R
7.5 A
/ FUSE BLOCK
F 3
15 A
OPTIONAL LIGHT
BU
FUSIBLE LINK HARNESS
FL1 FL2 FL3
BK GY GY
P11–B
OR
PK
PK PK GN
OR
30 85
87 86 87a
2 5
4 6
1
(OFF)
PTO SWITCH
P11–A
SEAT SWITCH HARNESS
SEAT SWITCH
OR
PKPK
Y
DIODE
PTO
CLUTCH
(D3)
PROTECTION
BU BU
BU GN
TO HIGHTEMP OVERRIDE SWITCH
IN CONTROL PANEL HARNESS
(CONNECTED TO GROUND ON OVER TEMP CONDIITION)
OVER TEMP SHUT DOWN
NEUTRAL SWITCH
(NEUTRAL) START ENABLE
30 86
LOGIC
DIODE
(D2)
VIO
W
BK BK BK
GN Y Y
Y
87a
(D1)
DIODE
PROTECTION
BU BK
B+ TO FUSIBLE LINK HARNESS
87 85
G
Start B+
STARTER
W
BU BK
BU
GY+BK
FUEL PUMP
BKR/BK
BK
BKENGINE
FUEL SENDER
TEMPERATURE
SENDER
OIL PRESSURE SWITCH
ENGINE
(LOW PRESSURE)
(–)
HR
(+)
FUEL
S
G
I
TEMP
I
G
S
P22–EP22–K
L
YBU YBU YBU
BK BK
BN BN
BN BN
P22–J
PK PK PK
PARKING BRAKE SWITCH
(ON)
RUN ENABLE
30 85
87 86 87a
Y
OR
WW
R/BK
BK
PK
AD
BN
R/BK
(HOLD)
(START)
RUN SOLENOID
BK
W
PKPK
E
OVER TEMP ALT
L
CLUSTER GAUGE
F
OIL
PRES GLOW
PK
P22–C
BK
BK
GY
BC
W OR
GY GY
P22–F
W W
P22–G